I need advice

Kaila
Me and my husband have been trying to conceive for almost two years know I have two kids from a before marriage he has no kids but my two which are two and 3 years old we have tried a lot of things fertility my periods are also out of wack I don't know what to do it's becoming stressful we are know fighting more cuz of it and I have done ovulation test pill after pill test after test has any one else dealt with this or have any advice I'm really lost for words